Emery-wheel attachment for meat-grinders.



Patented Dec. 10, 1918.

FE II ammo Haj/7 Cruz/fer UNITED STATES PATENT OFFICE.

HUGH CROOKER, OF KALAMAZOO, MICHIGAN.

EMERY-WHEEL ATTACHMENT FOR MEAT-GRINDERS.

Application filed December 19. 1917.

To all whom it may concern.

Be it known that I, HUGH CnocKnR, a citizen of the United States,residing at the city and county of Kalamazoo and State of Michigan, haveinvented certain new and useful Improvements in Emery-WVheel Attachmentsfor Meat-Grinders, of which the following is a specification.

This invention relates to improvements in emery wheel attachments formeat grinders.

The main object of this invention is, to provide an improved emery wheelattachment for meat grinders which may be readily interchanged with themeat grinder.

Further objects, and objects relating to structural details willdefinitely appear from the detailed description to follow.

I accomplish the objects of my invention by the devices and meansdescribed in the following specification. The invention is clearlydefined and pointed out in the claims.

structure which is a preferred embodiment of my invention is clearlyillustrated in the accompanying drawing forming a part of thisspecificatlon, in which:

Figure I is a side view of a structure embodylng the features of myinvention.

Fig. II is an enlarged detail view partially in section on a linecorresponding to line 2-2 of FigxIV.

Fig. III is a detail view partially in sec- ;iion 011i a linecorresponding to line 33 of Fig. IV is a transverse section on a linecorresponding to line 4-4 of Fig. I.

In the drawing, similar reference characters refer to similar partsthroughout the several views, and the sectional views are taken lookingin the direction of the little arrows at the ends of the section lines.

Referring to the drawing, 1 represents a base or pedestal and 2 anelectric driving motor mounted thereon. Below the motor is a tubularhousing 3 for the driven shaft One end of this shaft 4 is connected tothe driving shaft 5 of the motor by gearing, not shown, inclosed withinthe housing 6. The other end of the shaft 4 terminates within thehousing and in a spaced relation to its end. The driving shaft has atransverse slot 7 therein adapted to receive the driving tang 8 of thespindle 9.

The emery wheel 10 is clamped upon the Specification of Letters Patent.

Patented Dec. 10, 1918. Serial No. 207,899.

spindle between the plates 11, the end of the spindle being threaded ,toreceive the nut l2. The spindle isprovided with a spindle bearing isadapted to fit within the housing and is removably secured therein bymeans of the set-screw 17. The bearing is preferably shouldered at 18 toengage the end of the shaft housing. The spindle bearing is preferablyprovided with a busha convenient means is prorinding knives, cleavers orother butchers implements.

The meat grinder is provided with suitable means for detachably securingit in position but as such details form no part of my present inventionI have not illustrated the same herein.

Having thus described. my invention, what I claim as new and desire tosecure by Letters Patent, is:

1. The combination with a base, .of a tubular shaft housing, a shaftarranged in said housing, one end of said shaft termi nating within saidhousing in a spaced relation to the end thereof and having a slottherein adapted to receive a driving tang of a spindle, an emery wheel,a spindle to wiich said emery wheel is secured having a driving tang atits in said slot in the end of said shaft, and a collar abutting the endof said shaft, said s a housing being provided with a shaft bearingbushing embracing said spindle collar, and a bearing for' said spindlearranged with its inner end engaging said collar, said bearing beingadapted to be inserted in the end of said housing and shouldered to engage the same, and means for removably securing said bearing in saidbushing.

2. The combination with a base of a shaft housing, a shaft arranged insaid housing with one end terminating within said housing in a spacedrelation to the end thereof and adapted to receive the end of a spindle,

:ui emery Wheel, a spindle in which suit] In witness whereof, I havehereunto set emery wheel is secured adapted at its mummy hand and sealin the presence of two and for removable. drivlng engagement withwitnesses.

said shaft. and a bearing for said. spinrlio, HUGH CROFKER. [11. saidbearing being adapted in he, inserted in \Vitneases:

the end 01' said housing, and means for sei- LUELLA G. GREENFIEI'J),

curing said bearing in said housing. MARGARET L. GLAsmiw,

flames of this patent may be obtained for five cents each, by addressingthe "Commissioner of Patents. Washington, D. C.

